CN204391768U - Flame-proof type lithium-ions battery power supply - Google Patents
Flame-proof type lithium-ions battery power supply Download PDFInfo
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- CN204391768U CN204391768U CN201420404125.6U CN201420404125U CN204391768U CN 204391768 U CN204391768 U CN 204391768U CN 201420404125 U CN201420404125 U CN 201420404125U CN 204391768 U CN204391768 U CN 204391768U
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- management system
- lithium
- ions battery
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- main modular
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Abstract
The utility model discloses flame-proof type lithium-ions battery power supply, comprising: lithium-ions battery group, battery management system main modular, safety circuit and two the electric discharge relays be connected with battery management system main modular and a charge relay; Battery management system main modular comprises Management System Data acquisition module, and Management System Data acquisition module is connected with lithium-ions battery group; Lithium-ions battery group, battery management system main modular, Management System Data acquisition module are all connected to safety circuit; Safety circuit comprises: charging circuit and discharge circuit, and charging circuit comprises charging terminal, the first fuse, the 3rd fuse, charge relay contact; Discharge circuit comprises lead-out terminal, the second fuse, two electric discharge relay contacts.The flame-proof type lithium-ions battery power supply that the utility model provides, the charging interval is short, long service life, and security performance is high, environmental protection, can not damage operating personnel.
Description
Technical field
The utility model relates to accumulator power source apparatus, especially designs in one and is suitable for mining flame-proof type lithium-ions battery power supply.
Background technology
Explosion-proof rubber wheel transportation vehicle is the main assistant conveyance vehicle of underground coal mine, and the quantity used within coal mines gets more and more, and explosion-proof rubber wheel transportation vehicle uses storage battery as electrical source of power usually, and current lead acid accumulator is still occupied an leading position.
In use mainly there is following problem at present in Lead-acid Battery Technology:
One, the charging interval is long.
Two, useful life is short.
Three, environmental pollution is large, not environmentally.
Four, security performance is low, and lead acid accumulator in use can produce imflammable gas, there is larger potential safety hazard in use procedure;
Five, daily charging is comparatively large to the harm of human body, due to the volatility of sulfuric acid and toxicity very strong, produce irritative gas, will threaten to the physical and mental health of staff.
Utility model content
For the deficiency of above-mentioned background technology, the purpose of this utility model is to provide a kind of flame-proof type lithium-ions battery power supply.
To achieve these goals, the flame-proof type lithium-ions battery power supply that the utility model provides, comprising: lithium-ions battery group, battery management system main modular, safety circuit and two the electric discharge relays be connected with battery management system main modular and a charge relay;
Battery management system main modular comprises Management System Data acquisition module, and Management System Data acquisition module is connected with lithium-ions battery group, is provided with a Hall current sensor in the link circuit of Management System Data acquisition module and lithium-ions battery group; Management System Data acquisition module gathers the voltage of lithium-ions battery group, electric current and temperature information and feeds back to battery management system main modular and analyzes;
Lithium-ions battery group, battery management system main modular, Management System Data acquisition module are all connected to safety circuit; Battery management system main modular and safety circuit junction are provided with an explosion-proof travel switch; Management System Data acquisition module is connected in Hall current sensor position with safety circuit;
Safety circuit comprises: charging circuit and discharge circuit, and charging circuit comprises and connects the charging terminal of AC power, for the protection of the first fuse of charging circuit, the 3rd fuse, controls the charge relay contact of charge relay work; Discharge circuit comprises the lead-out terminal connecting power consumption equipment, for the protection of the second fuse of discharge circuit, two electric discharge relay contacts of controlled discharge relay work.
In some embodiments, also be provided with a display module to be in addition connected with battery management system main modular, a stabilized voltage power supply is provided with between battery management system main modular and display module, stabilized voltage power supply input is connected to battery management system main modular, output is connected with display module power inlet, and the data acquisition port of display module is directly connected with battery management system main modular by communication data line.
In some embodiments, charging terminal is a four-core binding post, four-core binding post wherein two Wiring ports is the first positive terminal port, the second positive terminal port, and two other Wiring port is the first negative terminal port and the second negative terminal port;
What be connected successively with the first positive terminal port is: the positive pole of the first fuse and the second fuse, the relay contact that discharges, Hall current sensor and lithium-ions battery group;
What be connected successively with the second positive terminal port is: the 3rd fuse and charge relay contact, and the 3rd fuse and charge relay contact are connected between electric discharge relay contact and Hall current sensor;
First negative terminal port is connected to the negative pole of lithium-ions battery group;
What be connected with the second negative terminal port is followed successively by: battery management system main modular and explosion-proof travel switch, and battery management system main modular and explosion-proof travel switch are connected between electric discharge relay contact and Hall current sensor.
In some embodiments, the output port of lead-out terminal is connected between the first fuse and the second fuse;
The input port of discharge relay contact and lead-out terminal is connected successively between first negative terminal port with lithium-ions battery group negative pole.
In some embodiments, mains switch is provided with in the circuit that in charging terminal, the first negative terminal port and the second negative terminal port connect.
In some embodiments, lithium-ions battery group, battery management system main modular, safety circuit outside are equipped with Flameproof box.
In some embodiments, lithium-ions battery group at least comprises two lithium-ions batteries.
The flame-proof type lithium-ions battery power supply that the utility model provides, compared with prior art, has the following advantages:
One, the specific energy of lithium-ions battery and volumetric specific energy are higher than lead acid accumulator, so use the lithium-ions battery of identical capacity and voltage specification, need the battery installing space that provides little, the deadweight of the rubber-tired cart alleviated for rubber-tired cart.
Two, the charging interval is short.
Three, useful life is extended.
Four, security performance is high.
Five, environmental protection, can not damage operating personnel.
Six, improve acceleration performance and the grade climbing performance of rubber-tired cart.
Accompanying drawing explanation
Fig. 1 is the electronic schematic diagram of the flame-proof type lithium-ions battery power supply of a kind of execution mode of the utility model.
Embodiment
Below in conjunction with drawings and the specific embodiments, explanation is described in further detail to the utility model.
Fig. 1 show schematically show the flame-proof type lithium-ions battery power supply provided according to a kind of execution mode of the utility model, commonly uses and powers to mine-used trackless rubber wheel vehicle.
As shown in Figure 1, the flame-proof type lithium-ions battery power supply that the utility model provides, comprise and be located in Flameproof box: lithium-ions battery group 1, battery management system main modular 2, safety circuit 3 and two electric discharge relay 71,72 and charge relays 8 be connected with battery management system main modular 2.
In this execution mode of the present utility model:
Lithium-ions battery group 1 is that eight joint lithium-ions batteries are in series.
Battery management system main modular 2 pairs of lithium-ions battery groups 1 and safety circuit 3 carry out comprehensive management, to realize information monitoring to lithium-ions battery group 1 and protection.
Battery management system main modular 2 comprises the Management System Data acquisition module 4 be connected with lithium-ions battery group 1, is provided with a Hall current sensor 10 in Management System Data acquisition module 4 and the link circuit of lithium-ions battery group 1.Management System Data acquisition module 4 gathers the voltage of lithium-ions battery group 1, electric current and temperature information and feeds back to battery management system main modular 2 and analyzes.
Also be provided with a display module 5 to be in addition connected with battery management system main modular 2, be provided with a stabilized voltage power supply 6 between battery management system main modular 2 and display module 5, stabilized voltage power supply 6 provides stabling current for display module 5.Stabilized voltage power supply 6 input is connected to battery management system main modular 2, and output is connected with display module 5 power inlet, and the data acquisition port of display module 5 is directly connected with battery management system main modular 2 by communication data line.Display module 5 shows the voltage of lithium-ions battery group 1, electric current and temperature information.
Lithium-ions battery group 1, battery management system main modular 2, Management System Data acquisition module 4 are all connected to safety circuit 3; Battery management system main modular 2 and safety circuit junction are provided with an explosion-proof travel switch 9; Management System Data acquisition module 4 is connected in Hall current sensor 10 position with safety circuit 3.
Safety circuit 3 comprises: charging circuit and discharge circuit.Lithium-ions battery group 1 is charged by charging circuit, is powered to rubber-tired cart by discharge circuit.
Charging circuit comprises and connects the charging terminal 311 of AC power, for the protection of the first fuse 3121 of charging circuit, the 3rd fuse 3123, controls the charge relay contact 313 that charge relay 8 works; Discharge circuit comprises the lead-out terminal 321 connecting power consumption equipment, for the protection of the second fuse 3122 of discharge circuit, two electric discharges relay contact (322,323) of controlled discharge relay 71,72 work.Charging terminal 311 is a four-core binding post, four-core binding post wherein two Wiring ports is the first positive terminal port 3111, second positive terminal port 3112, and two other Wiring port is the first negative terminal port 3113, second negative terminal port 3114.What be connected successively with the first positive terminal port 3111 is: the positive pole of the first fuse 3121, second fuse 3122, the relay contact 323 that discharges, Hall current sensor 10 and lithium-ions battery group 1; What be connected successively with the second positive terminal port 3112 is: the 3rd fuse 3123 and charge relay contact the 313, three fuse 3123 and charge relay contact 313 are connected to discharges between relay contact 323 and Hall current sensor 10; First negative terminal port 3113 is connected to the negative pole of lithium-ions battery group 1; What be connected with the second negative terminal port 3114 is followed successively by: battery management system main modular 2 and explosion-proof travel switch 9, and battery management system main modular 2 and explosion-proof travel switch 9 are connected between electric discharge relay contact 323 and Hall current sensor 10; The output port 3211 of lead-out terminal 321 is connected between first fuse 3121, second fuse 3122; The input port 3212 of discharge relay contact 322 and lead-out terminal 321 is connected successively between first negative terminal port 3113 with lithium-ions battery group 1 negative pole; Mains switch 3115 is provided with in the circuit that in charging terminal 311, first negative terminal port 3113 and the second negative terminal port 3114 connect.
The operation principle of the flame-proof type lithium-ions battery power supply that the utility model provides is:
Lithium-ions battery group 1 is exported to railless free-wheeled vehicle by the second fuse 3122 and Hall current sensor 10 and is powered; Management System Data acquisition module 4 gathers the voltage of lithium-ions battery group 1, electric current and temperature information and feeds back to battery management system main modular 2 and carries out analyzing and processing; and protective circuit is controlled, show image data and control information by display module 5 simultaneously.
Charging process: closed charge relay contact 313, open electric discharge relay contact (322,323), charging underground coal mine alternating current reaches battery management system main modular 2 by explosion-proof mine cable, after the data analysis process that battery management system main modular 2 is uploaded by Management System Data acquisition module 4, detect that Battery pack and need charging, and electricity is distributed to the battery pack needing charging.
Discharge process: closed electric discharge relay contact (322,323), open charge relay contact 313, battery management system main modular 2 detects lithium-ions battery group 1 in order successively, selects discharge battery group.
To sum up, the flame-proof type lithium-ions battery power supply that the utility model provides, the charging interval is short, long service life, and security performance is high, environmental protection, can not damage operating personnel.
Claims (7)
1. flame-proof type lithium-ions battery power supply, it is characterized in that, comprise: lithium-ions battery group (1), battery management system main modular (2), safety circuit (3) and two the electric discharge relays (71,72) be connected with described battery management system main modular (2) and a charge relay (8);
Described battery management system main modular (2) comprises Management System Data acquisition module (4), described Management System Data acquisition module (4) is connected with described lithium-ions battery group (1), is provided with a Hall current sensor (10) in described Management System Data acquisition module (4) and the link circuit of described lithium-ions battery group (1);
Described lithium-ions battery group (1), battery management system main modular (2), Management System Data acquisition module (4) are all connected to described safety circuit (3); Described battery management system main modular (2) and described safety circuit junction are provided with an explosion-proof travel switch (9); Described Management System Data acquisition module (4) is connected in described Hall current sensor (10) position with described safety circuit (3);
Described safety circuit (3) comprising: charging circuit and discharge circuit, described charging circuit comprises and connects the charging terminal (311) of AC power, for the protection of first fuse (3121) of charging circuit, the 3rd fuse (3123), controls the charge relay contact (313) that charge relay (8) works; Described discharge circuit comprises the lead-out terminal (321) connecting power consumption equipment; for the protection of the second fuse (3122), the controlled discharge relay (71 of discharge circuit; 72) two electric discharges relay contact (322,323) worked.
2. flame-proof type lithium-ions battery power supply according to claim 1, it is characterized in that, also be provided with a display module (5) to be in addition connected with described battery management system main modular (2), a stabilized voltage power supply (6) is provided with between described battery management system main modular (2) and described display module (5), described stabilized voltage power supply (6) input is connected to described battery management system main modular (2), output is connected with described display module (5) power inlet, the data acquisition port of described display module (5) is directly connected with described battery management system main modular (2) by communication data line.
3. flame-proof type lithium-ions battery power supply according to claim 1 and 2, it is characterized in that, described charging terminal (311) is a four-core binding post, described four-core binding post wherein two Wiring ports is the first positive terminal port (3111), the second positive terminal port (3112), and two other Wiring port is the first negative terminal port (3113), the second negative terminal port (3114);
What be connected successively with described first positive terminal port (3111) is: the first fuse (3121), second (3122), the relay contact (323) that discharges, Hall current sensor (10) and lithium-ions battery group (1) positive pole;
What be connected successively with described second positive terminal port (3112) is: the 3rd fuse (3123) and charge relay contact (313), and described 3rd fuse (3123) and charge relay contact (313) are connected between described electric discharge relay contact (323) and described Hall current sensor (10);
Described first negative terminal port (3113) is connected to the negative pole of described lithium-ions battery group (1);
What be connected with described second negative terminal port (3114) is followed successively by: battery management system main modular (2) and explosion-proof travel switch (9), and described battery management system main modular (2) and explosion-proof travel switch (9) are connected between described electric discharge relay contact (323) and described Hall current sensor (10).
4. flame-proof type lithium-ions battery power supply according to claim 3, it is characterized in that, between described first fuse (3121), the second fuse (3122), connect the output port (3211) of described lead-out terminal (321);
The input port (3212) of discharge relay contact (322) and described lead-out terminal (321) is connected successively between described first negative terminal port (3113) with described lithium-ions battery group (1) negative pole.
5. flame-proof type lithium-ions battery power supply according to claim 4, it is characterized in that, in the circuit that in described charging terminal (311), the first negative terminal port (3113), the second negative terminal port (114) connect, be provided with mains switch (3115).
6. flame-proof type lithium-ions battery power supply according to claim 5, is characterized in that, described lithium-ions battery group (1), battery management system main modular (2), safety circuit (3) outside are equipped with Flameproof box.
7. the flame-proof type lithium-ions battery power supply according to claim 5 or 6, is characterized in that, described lithium-ions battery group (1) at least comprises two lithium-ions batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404125.6U CN204391768U (en) | 2014-07-21 | 2014-07-21 | Flame-proof type lithium-ions battery power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404125.6U CN204391768U (en) | 2014-07-21 | 2014-07-21 | Flame-proof type lithium-ions battery power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204391768U true CN204391768U (en) | 2015-06-10 |
Family
ID=53364455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420404125.6U Expired - Fee Related CN204391768U (en) | 2014-07-21 | 2014-07-21 | Flame-proof type lithium-ions battery power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204391768U (en) |
-
2014
- 2014-07-21 CN CN201420404125.6U patent/CN204391768U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20150721 |
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| EXPY | Termination of patent right or utility model |